#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#include <algorithm>
#include <map>
#include <climits>


using namespace std;


class Solution {
public:
    int hammingWeight(uint32_t n) {
        int ans=0;
        while(n){
            if(n&1) ans++;
            n>>=1;
        }
        return ans;
    }
};

int main(){




    return 0;
}